package com.utils;

import com.alibaba.fastjson.JSON;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Component;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.ListPosition;

import javax.annotation.Resource;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;

/**
 * Created with IntelliJ IDEA.
 * Description: redis 封装
 * User:
 * Date: 2021-05-17
 * Time: 10:03
 */
@Slf4j
@Component
public class RedisUtil {
    @Resource
    private JedisPool jedisPool;

    /**
     * 返还到连接池
     *
     * @param jedis jedis
     */
    public void releaseResource(Jedis jedis) {
        if (jedis != null) {
            jedis.close();
        }
    }


    /**
     * 窗口滑动
     * 判断key的value中的有效访问次数是否超过最大限定值maxCount，若没超过，调用increment方法，将窗口内的访问数加一
     * @date 2021/7/23 14:48
     * @param key               redis key
     * @param windowInSecond    窗口间隔，秒
     * @param maxCount          最大计数
     * @return boolean true 可以访问  false 不可以访问
     */
    public boolean slidingWindow(String key, int windowInSecond, long maxCount) {
        //按key统计集合中的有效数量
        Long count = zcard(key);
        if (count < maxCount) {
            increment(key, windowInSecond);
            return true;
        } else {
            return false;
        }
    }

    private void increment(String key, Integer windowInSecond) {
        // 当前时间
        long currentMs = System.currentTimeMillis();
        // 窗口开始时间
        long windowStartMs = currentMs - windowInSecond * 1000;
        // 清除窗口过期成员
        zremrangeByScore(key, 0, windowStartMs);
        zadd(key,currentMs, String.valueOf(currentMs));
        expire(key,windowInSecond);
        // 设置key过期时间
    }


    /**
     * <p>通过key获取储存在redis中的value</p>
     * <p>并释放连接</p>
     *
     * @param key key
     * @return 成功返回value 失败返回null
     */
    public String get(String key) {
        Jedis jedis = null;
        String value = null;
        try {
            jedis = jedisPool.getResource();
            value = jedis.get(key);
        } catch (Exception e) {
            log.error("redis get Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return value;
    }

    public <T> T get(String key, Class<T> type) {
        Jedis jedis = jedisPool.getResource();
        try {
            String rv = jedis.get(key);
            if (null != rv) {
                return derialize(rv, type);
            }
        } finally {
            jedis.close();
        }
        return null;
    }
    private <T> T derialize(String v, Class<T> type) {
        return parseJson(v, type);
    }
    public static <T> T parseJson(String jsonStr, Class<T> type) {
        if (StringUtils.isBlank(jsonStr) || null == type) {
            return null;
        }
        return JSON.parseObject(jsonStr, type);
    }

    /**
     * <p>向redis存入key和value,并释放连接资源</p>
     * <p>如果key已经存在 则覆盖</p>
     *
     * @param key   key
     * @param value value
     * @return 成功 返回OK 失败返回 0
     */
    public String set(String key, String value) {
        Jedis jedis = null;
        try {
            jedis = jedisPool.getResource();
            return jedis.set(key, value);
        } catch (Exception e) {
            log.error("redis set Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
    }

    public Long set(String key,String value, long unixTime){
        Jedis jedis = null;
        try {
            jedis = jedisPool.getResource();
            jedis.set(key, value);
            return jedis.expireAt(key, unixTime);
        } catch (Exception e) {
            log.error("redis set Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }

    }


    /**
     * <p>删除指定的key,也可以传入一个包含key的数组</p>
     *
     * @param keys keys 一个key  也可以使 string 数组
     * @return 返回删除成功的个数
     */
    public Long del(String... keys) {
        Jedis jedis = null;
        try {
            jedis = jedisPool.getResource();
            return jedis.del(keys);
        } catch (Exception e) {
            log.error("redis del Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
    }

    /**
     * <p>通过key向指定的value值追加值</p>
     *
     * @param key key
     * @param str str
     * @return 成功返回 添加后value的长度 失败 返回 添加的 value 的长度  异常返回0L
     */
    public Long append(String key, String str) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.append(key, str);
        } catch (Exception e) {
            log.error("redis append Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>判断key是否存在</p>
     *
     * @param key key
     * @return true OR false
     */
    public Boolean exists(String key) {
        Jedis jedis = null;
        try {
            jedis = jedisPool.getResource();
            return jedis.exists(key);
        } catch (Exception e) {
            log.error("redis exists Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
    }

    /**
     * <p>设置key value,如果key已经存在则返回0,nx==> not exist</p>
     *
     * @param key   key
     * @param value value
     * @return 成功返回1 如果存在 和 发生异常 返回 0
     */
    public Long setnx(String key, String value) {
        Jedis jedis = null;
        try {
            jedis = jedisPool.getResource();
            return jedis.setnx(key, value);
        } catch (Exception e) {
            log.error("redis setnx Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
    }

    /**
     * <p>设置key value,如果key已经存在则返回0,nx==> not exist</p>
     *
     * @param key   key
     * @param value value
     * @return 成功返回1 如果存在 和 发生异常 返回 0
     */
    public Boolean setnx(String key, String value, int seconds) {
        Jedis jedis = null;
        try {
            jedis = jedisPool.getResource();
            Long setnx = jedis.setnx(key, value);
            if(setnx == 1){
                jedis.expire(key,seconds);
                return true;
            }
            return false;
        } catch (Exception e) {
            log.error("redis setnx Error:" + e.getMessage(), e);
        } finally {
            releaseResource(jedis);
        }
        return false;
    }

    /**
     * <p>设置key value并制定这个键值的有效期</p>
     *
     * @param key     key
     * @param value   value
     * @param seconds 单位:秒
     * @return 成功返回OK 失败和异常返回null
     */
    public String setex(String key, int seconds, String value) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.setex(key, seconds, value);
        } catch (Exception e) {
            log.error("redis setex Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }


    /**
     * <p>通过key 和offset 从指定的位置开始将原先value替换</p>
     * <p>下标从0开始,offset表示从offset下标开始替换</p>
     * <p>如果替换的字符串长度过小则会这样</p>
     * <p>example:</p>
     * <p>value : bigsea@zto.cn</p>
     * <p>str : abc </p>
     * <P>从下标7开始替换  则结果为</p>
     * <p>RES : bigsea.abc.cn</p>
     *
     * @param key    key
     * @param str    str
     * @param offset 下标位置
     * @return 返回替换后  value 的长度
     */
    public Long setrange(String key, int offset, String str) {
        Jedis jedis = null;
        try {
            jedis = jedisPool.getResource();
            return jedis.setrange(key, offset, str);
        } catch (Exception e) {
            log.error("redis setrange Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
    }


    /**
     * <p>通过批量的key获取批量的value</p>
     *
     * @param keys keys string数组 也可以是一个key
     * @return 成功返回value的集合, 失败返回null的集合 ,异常返回空
     */
    public List<String> mget(String... keys) {
        Jedis jedis = null;
        List<String> values = null;
        try {
            jedis = jedisPool.getResource();
            values = jedis.mget(keys);
        } catch (Exception e) {
            log.error("redis mget Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return values;
    }

    /**
     * <p>批量的设置key:value,可以一个</p>
     * <p>example:</p>
     * <p>  obj.mset(new String[]{"key2","value1","key2","value2"})</p>
     *
     * @param keysvalues keysvalues
     * @return 成功返回OK 失败 异常 返回 null
     */
    public String mset(String... keysvalues) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.mset(keysvalues);
        } catch (Exception e) {
            log.error("redis mset Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>批量的设置key:value,可以一个,如果key已经存在则会失败,操作会回滚</p>
     * <p>example:</p>
     * <p>  obj.msetnx(new String[]{"key2","value1","key2","value2"})</p>
     *
     * @param keysvalues keysvalues
     * @return 成功返回1 失败返回0
     */
    public Long msetnx(String... keysvalues) {
        Jedis jedis = null;
        Long res = 0L;
        try {
            jedis = jedisPool.getResource();
            res = jedis.msetnx(keysvalues);
        } catch (Exception e) {
            log.error("redis msetnx Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>设置key的值,并返回一个旧值</p>
     *
     * @param key   key
     * @param value value
     * @return 旧值 如果key不存在 则返回null
     */
    public String getset(String key, String value) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.getSet(key, value);
        } catch (Exception e) {
            log.error("redis getset Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过下标 和key 获取指定下标位置的 value</p>
     *
     * @param key         key
     * @param startOffset startOffset 开始位置 从0 开始 负数表示从右边开始截取
     * @param endOffset   endOffset
     * @return 如果没有返回null
     */
    public String getrange(String key, int startOffset, int endOffset) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.getrange(key, startOffset, endOffset);
        } catch (Exception e) {
            log.error("redis getrange Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key 对value进行加值+1操作,当value不是int类型时会返回错误,当key不存在是则value为1</p>
     *
     * @param key key
     * @return 加值后的结果
     */
    public Long incr(String key) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.incr(key);
        } catch (Exception e) {
            log.error("redis incr Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key给指定的value加值,如果key不存在,则这是value为该值</p>
     *
     * @param key     key
     * @param integer integer
     * @return Long
     */
    public Long incrBy(String key, Long integer) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.incrBy(key, integer);
        } catch (Exception e) {
            log.error("redis incrBy Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * 缓存 递增
     * 传入递增值
     * 支持过期时间的设置
     * @Return 增加后的值
     */
    public long incrBy(String key, Long num, Integer expire){
        if(Objects.isNull(key) || Objects.isNull(num)){
            log.error("RedisUtil-incrBy execute param invalid......key:{}, num:{}", key, num);
            throw new RuntimeException("RedisUtil-incrBy execute param invalid");
        }
        try (Jedis jedis = jedisPool.getResource()){
            long result = jedis.incrBy(key, num);
            if(Objects.nonNull(expire) && result > 0){
                jedis.expire(key, expire);
            }
            return result;
        }catch (Exception e){
            log.error("RedisUtil-incrBy execute error......message:{}", e.getMessage());
            throw new RuntimeException("RedisUtil-incrBy execute error");
        }
    }

    /**
     * <p>对key的值做减减操作,如果key不存在,则设置key为-1</p>
     *
     * @param key key
     * @return Long
     */
    public Long decr(String key) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.decr(key);
        } catch (Exception e) {
            log.error("redis decr Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>减去指定的值</p>
     *
     * @param key     key
     * @param integer integer
     * @return Long
     */
    public Long decrBy(String key, Long integer) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.decrBy(key, integer);
        } catch (Exception e) {
            log.error("redis decrBy Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取value值的长度</p>
     *
     * @param key key
     * @return 失败返回null
     */
    public Long serlen(String key) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.strlen(key);
        } catch (Exception e) {
            log.error("redis serlen Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key给field设置指定的值,如果key不存在,则先创建</p>
     *
     * @param key   key
     * @param field 字段
     * @param value value
     * @return 如果存在返回0 异常返回null
     */
    public Long hset(String key, String field, String value) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hset(key, field, value);
        } catch (Exception e) {
            log.error("redis hset Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }
    public Long hset(String key, Map<String, String> hash){
        Jedis jedis = null;
        Long res = null;
        try{
            jedis = jedisPool.getResource();
            jedis.hset(key,hash);
        } catch (Exception e) {
            log.error("redis hset Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * 设置过期时间
     * @param key key
     * @param seconds seconds
     * @return Long
     */
    public Long expire(String key, int seconds){
        Jedis jedis = null;
        Long res = null;
        try{
            jedis = jedisPool.getResource();
            jedis.expire(key,seconds);
        } catch (Exception e) {
            log.error("redis expire Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * 设置时间点过期
     * @param key
     * @param unixTime
     * @return
     */
    public Long expireAt(String key, Long unixTime){
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            jedis.expireAt(key, unixTime);
        } catch (Exception e){
            log.error("redis expireAt Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key给field设置指定的值,如果key不存在则先创建,如果field已经存在,返回0</p>
     *
     * @param key   key
     * @param field field
     * @param value value value
     * @return Long
     */
    public Long hsetnx(String key, String field, String value) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hsetnx(key, field, value);
        } catch (Exception e) {
            log.error("redis hsetnx Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key 和 field 获取指定的 value</p>
     *
     * @param key   key
     * @param field field
     * @return 没有返回null
     */
    public String hget(String key, String field) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hget(key, field);
        } catch (Exception e) {
            log.error("redis hget Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key同时设置 hash的多个field</p>
     *
     * @param key  key
     * @param hash hash
     * @return 返回OK 异常返回null
     */
    public String hmset(String key, Map<String, String> hash) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hmset(key, hash);
        } catch (Exception e) {
            log.error("redis hmset Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key 和 fields 获取指定的value 如果没有对应的value则返回null</p>
     *
     * @param key    key
     * @param fields 可以使 一个String 也可以是 String数组
     * @return list
     */
    public List<String> hmget(String key, String... fields) {
        Jedis jedis = null;
        List<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hmget(key, fields);
        } catch (Exception e) {
            log.error("redis hmget Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key给指定的field的value加上给定的值</p>
     *
     * @param key   key
     * @param field field
     * @param value value
     * @return Long
     */
    public Long hincrby(String key, String field, Long value) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hincrBy(key, field, value);
        } catch (Exception e) {
            log.error("redis hincrby Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key和field判断是否有指定的value存在</p>
     *
     * @param key   key
     * @param field field
     * @return Boolean
     */
    public Boolean hexists(String key, String field) {
        Jedis jedis = null;
        Boolean res = false;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hexists(key, field);
        } catch (Exception e) {
            log.error("redis hexists Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回field的数量</p>
     *
     * @param key key
     * @return Long
     */
    public Long hlen(String key) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hlen(key);
        } catch (Exception e) {
            log.error("redis hlen Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;

    }

    /**
     * <p>通过key 删除指定的 field </p>
     *
     * @param key    key
     * @param fields 可以是 一个 field 也可以是 一个数组
     * @return Long
     */
    public Long hdel(String key, String... fields) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hdel(key, fields);
        } catch (Exception e) {
            log.error("redis hdel Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回所有的field</p>
     *
     * @param key key
     * @return Set
     */
    public Set<String> hkeys(String key) {
        Jedis jedis = null;
        Set<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hkeys(key);
        } catch (Exception e) {
            log.error("redis hkeys Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回所有和key有关的value</p>
     *
     * @param key key
     * @return List
     */
    public List<String> hvals(String key) {
        Jedis jedis = null;
        List<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hvals(key);
        } catch (Exception e) {
            log.error("redis hvals Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取所有的field和value</p>
     *
     * @param key key
     * @return Map
     */
    public Map<String, String> hgetall(String key) {
        Jedis jedis = null;
        Map<String, String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hgetAll(key);
        } catch (Exception e) {
            log.error("redis hgetall Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key向list头部添加字符串</p>
     *
     * @param key  key
     * @param strs strs 可以使一个string 也可以使string数组
     * @return 返回list的value个数
     */
    public Long lpush(String key, String... strs) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.lpush(key, strs);
        } catch (Exception e) {
            log.error("redis lpush Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key向list尾部添加字符串</p>
     *
     * @param key  key
     * @param strs strs 可以使一个string 也可以使string数组
     * @return 返回list的value个数
     */
    public Long rpush(String key, String... strs) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.rpush(key, strs);
        } catch (Exception e) {
            log.error("redis rpush Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key在list指定的位置之前或者之后 添加字符串元素</p>
     *
     * @param key   key
     * @param where LIST_POSITION枚举类型
     * @param pivot list里面的value
     * @param value value 添加的value
     * @return Long
     */
    public Long linsert(String key, ListPosition where,
                        String pivot, String value) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.linsert(key, where, pivot, value);
        } catch (Exception e) {
            log.error("redis linsert Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key设置list指定下标位置的value</p>
     * <p>如果下标超过list里面value的个数则报错</p>
     *
     * @param key   key
     * @param index 从0开始
     * @param value value
     * @return 成功返回OK
     */
    public String lset(String key, Long index, String value) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.lset(key, index, value);
        } catch (Exception e) {
            log.error("redis lset Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key从对应的list中删除指定的count个 和 value相同的元素</p>
     *
     * @param key   key
     * @param count 当count为0时删除全部
     * @param value value
     * @return 返回被删除的个数
     */
    public Long lrem(String key, long count, String value) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.lrem(key, count, value);
        } catch (Exception e) {
            log.error("redis lrem Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key保留list中从strat下标开始到end下标结束的value值</p>
     *
     * @param key   key
     * @param start start
     * @param end   end
     * @return 成功返回OK
     */
    public String ltrim(String key, long start, long end) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.ltrim(key, start, end);
        } catch (Exception e) {
            log.error("redis ltrim Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key从list的头部删除一个value,并返回该value</p>
     *
     * @param key key
     * @return String
     */
    public String lpop(String key) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.lpop(key);
        } catch (Exception e) {
            log.error("redis lpop Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key从list尾部删除一个value,并返回该元素</p>
     *
     * @param key key
     * @return String
     */
    public String rpop(String key) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.rpop(key);
        } catch (Exception e) {
            log.error("redis rpop Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key从一个list的尾部删除一个value并添加到另一个list的头部,并返回该value</p>
     * <p>如果第一个list为空或者不存在则返回null</p>
     *
     * @param srckey srckey
     * @param dstkey dstkey dstkey
     * @return String
     */
    public String rpoplpush(String srckey, String dstkey) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.rpoplpush(srckey, dstkey);
        } catch (Exception e) {
            log.error("redis rpoplpush Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取list中指定下标位置的value</p>
     *
     * @param key   key
     * @param index index
     * @return 如果没有返回null
     */
    public String lindex(String key, long index) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.lindex(key, index);
        } catch (Exception e) {
            log.error("redis lindex Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回list的长度</p>
     *
     * @param key key
     * @return Long
     */
    public Long llen(String key) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.llen(key);
        } catch (Exception e) {
            log.error("redis llen Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取list指定下标位置的value</p>
     * <p>如果start 为 0 end 为 -1 则返回全部的list中的value</p>
     *
     * @param key   key
     * @param start start
     * @param end   end
     * @return List
     */
    public List<String> lrange(String key, long start, long end) {
        Jedis jedis = null;
        List<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.lrange(key, start, end);
        } catch (Exception e) {
            log.error("redis lrange Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key向指定的set中添加value</p>
     *
     * @param key     key
     * @param members 可以是一个String 也可以是一个String数组
     * @return 添加成功的个数
     */
    public Long sadd(String key, String... members) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.sadd(key, members);
        } catch (Exception e) {
            log.error("redis sadd Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key删除set中对应的value值</p>
     *
     * @param key     key
     * @param members 可以是一个String 也可以是一个String数组
     * @return 删除的个数
     */
    public Long srem(String key, String... members) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.srem(key, members);
        } catch (Exception e) {
            log.error("redis srem Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key随机删除一个set中的value并返回该值</p>
     *
     * @param key key
     * @return String
     */
    public String spop(String key) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.spop(key);
        } catch (Exception e) {
            log.error("redis spop Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取set中的差集</p>
     * <p>以第一个set为标准</p>
     *
     * @param keys keys 可以使一个string 则返回set中所有的value 也可以是string数组
     * @return Set
     */
    public Set<String> sdiff(String... keys) {
        Jedis jedis = null;
        Set<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.sdiff(keys);
        } catch (Exception e) {
            log.error("redis sdiff Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取set中的差集并存入到另一个key中</p>
     * <p>以第一个set为标准</p>
     *
     * @param dstkey dstkey 差集存入的key
     * @param keys   keys 可以使一个string 则返回set中所有的value 也可以是string数组
     * @return Long
     */
    public Long sdiffstore(String dstkey, String... keys) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.sdiffstore(dstkey, keys);
        } catch (Exception e) {
            log.error("redis sdiffstore Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取指定set中的交集</p>
     *
     * @param keys keys 可以使一个string 也可以是一个string数组
     * @return Set
     */
    public Set<String> sinter(String... keys) {
        Jedis jedis = null;
        Set<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.sinter(keys);
        } catch (Exception e) {
            log.error("redis sinter Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取指定set中的交集 并将结果存入新的set中</p>
     *
     * @param dstkey dstkey dstkey
     * @param keys   keys 可以使一个string 也可以是一个string数组
     * @return Long
     */
    public Long sinterstore(String dstkey, String... keys) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.sinterstore(dstkey, keys);
        } catch (Exception e) {
            log.error("redis sinterstore Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回所有set的并集</p>
     *
     * @param keys keys 可以使一个string 也可以是一个string数组
     * @return Set
     */
    public Set<String> sunion(String... keys) {
        Jedis jedis = null;
        Set<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.sunion(keys);
        } catch (Exception e) {
            log.error("redis sunion Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回所有set的并集,并存入到新的set中</p>
     *
     * @param dstkey dstkey
     * @param keys   keys 可以使一个string 也可以是一个string数组
     * @return Long
     */
    public Long sunionstore(String dstkey, String... keys) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.sunionstore(dstkey, keys);
        } catch (Exception e) {
            log.error("redis sunionstore Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key将set中的value移除并添加到第二个set中</p>
     *
     * @param srckey 需要移除的
     * @param dstkey dstkey 添加的
     * @param member set中的value
     * @return Long
     */
    public Long smove(String srckey, String dstkey, String member) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.smove(srckey, dstkey, member);
        } catch (Exception e) {
            log.error("redis smove Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取set中value的个数</p>
     *
     * @param key key
     * @return Long
     */
    public Long scard(String key) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.scard(key);
        } catch (Exception e) {
            log.error("redis scard Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key判断value是否是set中的元素</p>
     *
     * @param key    key
     * @param member member
     * @return Boolean
     */
    public Boolean sismember(String key, String member) {
        Jedis jedis = null;
        Boolean res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.sismember(key, member);
        } catch (Exception e) {
            log.error("redis sismember Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取set中随机的value,不删除元素</p>
     *
     * @param key key
     * @return String
     */
    public String srandmember(String key) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.srandmember(key);
        } catch (Exception e) {
            log.error("redis srandmember Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取set中所有的value</p>
     *
     * @param key key
     * @return Set
     */
    public Set<String> smembers(String key) {
        Jedis jedis = null;
        Set<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.smembers(key);
        } catch (Exception e) {
            log.error("redis smembers Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key向zset中添加value,score,其中score就是用来排序的</p>
     * <p>如果该value已经存在则根据score更新元素</p>
     *
     * @param key          key
     * @param scoreMembers scoreMembers
     * @return Long
     */
    public Long zadd(String key, Map<String, Double> scoreMembers) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zadd(key, scoreMembers);
        } catch (Exception e) {
            log.error("redis zadd Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key向zset中添加value,score,其中score就是用来排序的</p>
     * <p>如果该value已经存在则根据score更新元素</p>
     *
     * @param key    key
     * @param score  score
     * @param member member
     * @return Long
     */
    public Long zadd(String key, double score, String member) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zadd(key, score, member);
        } catch (Exception e) {
            log.error("redis zadd Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key删除在zset中指定的value</p>
     *
     * @param key     key
     * @param members 可以使一个string 也可以是一个string数组
     * @return Long
     */
    public Long zrem(String key, String... members) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zrem(key, members);
        } catch (Exception e) {
            log.error("redis zrem Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key增加该zset中value的score的值</p>
     *
     * @param key    key
     * @param score  score
     * @param member member
     * @return Double
     */
    public Double zincrby(String key, double score, String member) {
        Jedis jedis = null;
        Double res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zincrby(key, score, member);
        } catch (Exception e) {
            log.error("redis zincrby Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回zset中value的排名</p>
     * <p>下标从小到大排序</p>
     *
     * @param key    key
     * @param member member
     * @return Long
     */
    public Long zrank(String key, String member) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zrank(key, member);
        } catch (Exception e) {
            log.error("redis zrank Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回zset中value的排名</p>
     * <p>下标从大到小排序</p>
     *
     * @param key    key
     * @param member member
     * @return Long
     */
    public Long zrevrank(String key, String member) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zrevrank(key, member);
        } catch (Exception e) {
            log.error("redis zrevrank Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key将获取score从start到end中zset的value</p>
     * <p>socre从大到小排序</p>
     * <p>当start为0 end为-1时返回全部</p>
     *
     * @param key   key
     * @param start start
     * @param end   end
     * @return Set
     */
    public Set<String> zrevrange(String key, long start, long end) {
        Jedis jedis = null;
        Set<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zrevrange(key, start, end);
        } catch (Exception e) {
            log.error("redis zrevrange Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回指定score内zset中的value</p>
     *
     * @param key key
     * @param max max max
     * @param min min
     * @return Set
     */
    public Set<String> zrangebyscore(String key, String max, String min) {
        Jedis jedis = null;
        Set<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zrevrangeByScore(key, max, min);
        } catch (Exception e) {
            log.error("redis zrangebyscore Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回指定score内zset中的value</p>
     *
     * @param key key
     * @param max max max
     * @param min min
     * @return Set
     */
    public Set<String> zrangeByScore(String key, double max, double min) {
        Jedis jedis = null;
        Set<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zrevrangeByScore(key, max, min);
        } catch (Exception e) {
            log.error("redis zrangeByScore Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>返回指定区间内zset中value的数量</p>
     *
     * @param key key
     * @param min min
     * @param max max
     * @return Long
     */
    public Long zcount(String key, String min, String max) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zcount(key, min, max);
        } catch (Exception e) {
            log.error("redis zcount Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key返回zset中的value个数</p>
     *
     * @param key key
     * @return Long
     */
    public Long zcard(String key) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zcard(key);
        } catch (Exception e) {
            log.error("redis zcard Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key获取zset中value的score值</p>
     *
     * @param key    key
     * @param member member
     * @return Double
     */
    public Double zscore(String key, String member) {
        Jedis jedis = null;
        Double res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zscore(key, member);
        } catch (Exception e) {
            log.error("redis zscore Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key删除给定区间内的元素</p>
     *
     * @param key   key
     * @param start start
     * @param end   end
     * @return Long
     */
    public Long zremrangeByRank(String key, long start, long end) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zremrangeByRank(key, start, end);
        } catch (Exception e) {
            log.error("redis zremrangeByRank Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key删除指定score内的元素</p>
     *
     * @param key   key
     * @param start start
     * @param end   end
     * @return Long
     */
    public Long zremrangeByScore(String key, double start, double end) {
        Jedis jedis = null;
        Long res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.zremrangeByScore(key, start, end);
        } catch (Exception e) {
            log.error("redis zremrangeByScore Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>返回满足pattern表达式的所有key</p>
     * <p>keys(*)</p>
     * <p>返回所有的key</p>
     *
     * @param pattern pattern
     * @return Set
     */
    public Set<String> keys(String pattern) {
        Jedis jedis = null;
        Set<String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.keys(pattern);
        } catch (Exception e) {
            log.error("redis keys Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>通过key判断值得类型</p>
     *
     * @param key key
     * @return String
     */
    public String type(String key) {
        Jedis jedis = null;
        String res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.type(key);
        } catch (Exception e) {
            log.error("redis type Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }

    /**
     * <p>获取hashmap</p>
     *
     * @param key key
     * @return String
     */
    public Map<String, String> hgetAll(String key) {
        Jedis jedis = null;
        Map<String, String> res = null;
        try {
            jedis = jedisPool.getResource();
            res = jedis.hgetAll(key);
        } catch (Exception e) {
            log.error("redis type Error:" + e.getMessage(), e);
            throw e;
        } finally {
            releaseResource(jedis);
        }
        return res;
    }


}
